84     const uint32_t ch = GetUtf16FromUtf8(&utf8_data_in);  in ConvertModifiedUtf8ToUtf16()  local
85     const uint16_t leading = GetLeadingUtf16Char(ch);  in ConvertModifiedUtf8ToUtf16()
86     const uint16_t trailing = GetTrailingUtf16Char(ch);  in ConvertModifiedUtf8ToUtf16()
113     const uint32_t ch = GetUtf16FromUtf8(&p);  in ConvertModifiedUtf8ToUtf16()  local
114     const uint16_t leading = GetLeadingUtf16Char(ch);  in ConvertModifiedUtf8ToUtf16()
115     const uint16_t trailing = GetTrailingUtf16Char(ch);  in ConvertModifiedUtf8ToUtf16()
137     const uint16_t ch = *utf16_in++;  in ConvertUtf16ToModifiedUtf8()  local
138     if (ch > 0 && ch <= 0x7f) {  in ConvertUtf16ToModifiedUtf8()
139       *utf8_out++ = ch;  in ConvertUtf16ToModifiedUtf8()
145       if ((ch >= 0xd800 && ch <= 0xdbff) && (char_count > 0)) {  in ConvertUtf16ToModifiedUtf8()
154           const uint32_t code_point = (ch << 10) + ch2 - 0x035fdc00;  in ConvertUtf16ToModifiedUtf8()
163       if (ch > 0x07ff) {  in ConvertUtf16ToModifiedUtf8()
165         *utf8_out++ = (ch >> 12) | 0xe0;  in ConvertUtf16ToModifiedUtf8()
166         *utf8_out++ = ((ch >> 6) & 0x3f) | 0x80;  in ConvertUtf16ToModifiedUtf8()
167         *utf8_out++ = (ch & 0x3f) | 0x80;  in ConvertUtf16ToModifiedUtf8()
170         *utf8_out++ = (ch >> 6) | 0xc0;  in ConvertUtf16ToModifiedUtf8()
171         *utf8_out++ = (ch & 0x3f) | 0x80;  in ConvertUtf16ToModifiedUtf8()
243     const uint16_t ch = *chars++;  in CountUtf8Bytes()  local
244     if (LIKELY(ch != 0 && ch < 0x80)) {  in CountUtf8Bytes()
248     if (ch < 0x800) {  in CountUtf8Bytes()
252     if (ch >= 0xd800 && ch < 0xdc00) {  in CountUtf8Bytes()
270 static inline constexpr bool NeedsEscaping(uint16_t ch) {  in NeedsEscaping()  argument
271   return (ch < ' ' || ch > '~');  in NeedsEscaping()
274 std::string PrintableChar(uint16_t ch) {  in PrintableChar()  argument
277   if (NeedsEscaping(ch)) {  in PrintableChar()
278     StringAppendF(&result, "\\u%04x", ch);  in PrintableChar()
280     result += static_cast<std::string::value_type>(ch);  in PrintableChar()
292     uint32_t ch = GetUtf16FromUtf8(&p);  in PrintableString()  local
293     if (ch == '\\') {  in PrintableString()
295     } else if (ch == '\n') {  in PrintableString()
297     } else if (ch == '\r') {  in PrintableString()
299     } else if (ch == '\t') {  in PrintableString()
302       const uint16_t leading = GetLeadingUtf16Char(ch);  in PrintableString()
310       const uint32_t trailing = GetTrailingUtf16Char(ch);  in PrintableString()